[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-544373-105":59,"doc-detail-544373-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","mental-math-subtracting-2-digit-numbers-grade-4-worksheet","Mental Math - Subtracting 2-Digit Numbers - Grade 4 Worksheet","","This Grade 4 mental math subtraction worksheet provides students with a series of exercises designed to practice finding missing numbers in 2-digit subtraction equations. The document includes two identical pages, each containing 20 problems ranging from basic subtraction to finding the minuend or subtrahend. By engaging with these problems, students enhance their arithmetic fluency and mental calculation speed. The content is structured as a clear, instructional exercise set suitable for classroom practice or homework assignments.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/mental-math-subtracting-2-digit-numbers-grade-4-worksheet/544373/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/mental-math-subtracting-2-digit-numbers-grade-4-worksheet/544373.png","ImageObject",300,407,{"name":92,"@type":93},"Patrick","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-03","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the objective of this worksheet?","Question",{"text":112,"@type":113},"The objective is to help Grade 4 students practice mental math skills by identifying missing numbers in 2-digit subtraction equations.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How many problems are included in this worksheet?",{"text":117,"@type":113},"There are 20 individual subtraction problems provided in the exercise set.",{"name":119,"@type":110,"acceptedAnswer":120},"What types of subtraction problems are featured?",{"text":121,"@type":113},"The worksheet includes problems where either the subtrahend or the minuend is missing, requiring students to apply inverse operations or mental strategies to solve for the unknown.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},544373,1791772253,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":14,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":129,"read_time":24,"preview_page_count":4},549758146520,"https://ap-avatar.wpscdn.com/avatar/80002397d8c0411e94?_k=1775819394049821470","Mental math: subtracting 2-digit numbers  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the missing number.  \n1. 16 - 9 =   2. 42 - 37 =    \n3. 15 -   = 12 4.   - 60 = 31  \n5. 60 -   = 39 6. 87 -   = 70  \n7. 29 -   = 28 8.   - 36 = 53  \n9.   - 44 = 17 10.   - 53 = 3  \n11. 82 -   = 14 12. 82 -   = 38  \n13. 68 - 10 =   14. 35 -   = 29  \n15.   - 42 = 42 16. 93 -   = 91  \n17. 97 - 2 =   18. 38 -   = 34  \n19. 35 - 4 =   20.   - 12 = 7  \nMental math: subtracting 2-digit numbers  (missing number)   \nGrade 4 Subtraction Worksheet  \nFind the missing number.  \n1. 16 - 9 =  7  2. 42 - 37 =  5   \n3. 15 -  3  = 12 4.  91 - 60 = 31  \n5. 60 -  21 = 39 6. 87 -  17 = 70  \n7. 29 -  1  = 28 8.  89 - 36 = 53  \n9.  61 - 44 = 17 10.  56 - 53 = 3  \n11. 82 -  68 = 14 12. 82 -  44 = 38  \n13. 68 - 10 =  58  14. 35 -  6  = 29  \n15.  84 - 42 = 42 16. 93 -  2  = 91  \n17. 97 - 2 =  95  18. 38 -  4  = 34  \n19. 35 - 4 =  31  20.  19 - 12 = 7","cbCaifrWDM3Sk8M1","https://ap.wps.com/l/cbCaifrWDM3Sk8M1","pdf",13467,"English","# Mental Math Exercises\n## Problem Set","[{\"question\":\"What is the objective of this worksheet?\",\"answer\":\"The objective is to help Grade 4 students practice mental math skills by identifying missing numbers in 2-digit subtraction equations.\"},{\"question\":\"How many problems are included in this worksheet?\",\"answer\":\"There are 20 individual subtraction problems provided in the exercise set.\"},{\"question\":\"What types of subtraction problems are featured?\",\"answer\":\"The worksheet includes problems where either the subtrahend or the minuend is missing, requiring students to apply inverse operations or mental strategies to solve for the unknown.\"}]","Mental Math - Subtracting 2-Digit Numbers - Grade 4 Worksheet | PDF"]